AUTOMOTIVE PART
NGK Spark Plug 7913
Spark Plug, SILFR6A NGK, Laser Iridium
Part 7913NGKSpark Plug
Match your exact vehicle configuration to the verified applications below.
Confirm the year, make, model, engine, drivetrain and required position before ordering.
Confirm the year, make, model, engine, drivetrain and required position before ordering.
Is This the Right Part?
Manufacturer Part Number7913
ManufacturerNGK
Part TypeSpark Plug
Part Details
Part Specifications
| Center Electrode Core Material | Copper |
|---|---|
| Center Electrode Tip Material | Iridium |
| Electrical Terminal Type | Non-Removable Nut |
| Ground Configuration | J-Gap |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Square Platinum Electrode (SPE) - High Ignitability |
| Hex Size | 5/8" (16mm) |
| Insulator Height | 1.99 IN |
| Insulator Material | Ceramic |
| Manufacturer Heat Range | 6 |
| Material Grade | Iridium Platinum |
| Part Number | SILFR6A |
| Pre-Gap Size | .032 IN |
| Prop65 | NA |
| Reach | 1.043 IN |
| Resistance | 5000.0 82 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Short Style Spark Plug | No |
| Stock Number | 7913 |
| Thread Diameter | 0.551 IN |
| Thread Diameter | 14.0 MM |
Verified Vehicle Fitment
Make: Dodge, Jeep, Ram, Subaru
Model: 12 verified models — see exact combinations below.
Years: 2005–2025 — varies by model and configuration.
Check before ordering: Match the year, make, model, position, and every engine, transmission or other restriction in the same row. Listed years do not apply to every model.
View vehicle applications (18 configuration groups)
| Years | Make | Model | Position | Engine / transmission / notes |
|---|---|---|---|---|
| 2015–2020 | Dodge | Challenger | — | Engine: 6.2 V8; OE Equivalent Design, 60,000 mi OE Mfr Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2021–2022 | Dodge | Challenger | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi Factory Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2015–2020 | Dodge | Charger | — | Engine: 6.2 V8; OE Equivalent Design, 60,000 mi OE Mfr Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2021–2023 | Dodge | Charger | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi Factory Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2021, 2023–2024 | Dodge | Durango | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi Factory Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2025 | Dodge | Durango | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi Factory Recommended Service Interval, Gap 0.032in |
| 2018–2020 | Jeep | Grand Cherokee | — | Engine: 6.2 V8; OE Equivalent Design, 60,000 mi OE Mfr Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2021 | Jeep | Grand Cherokee | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2022–2024 | Ram | 1500 | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi Factory Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2021 | Ram | 1500 | — | Engine: 6.2 V8; OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, 2 Plugs Per Cylinder Required, 16 Required, Gap 0.032in |
| 2009–2013 | Subaru | Forester | — | Aspiration: Turbo; Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2008–2011 | Subaru | Impreza | — | Aspiration: Turbo; Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2012–2014 | Subaru | Impreza | — | Engine: 2.5 H4; Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2005–2009 | Subaru | Legacy | — | Aspiration: Turbo; Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2005–2009 | Subaru | Outback | — | Aspiration: Turbo; Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2008–2009 | Subaru | Tribeca | — | Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2013–2014 | Subaru | WRX | — | Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
| 2013–2018 | Subaru | WRX STI | — | Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs., 60,000 mi OE Mfr Recommended Service Interval, Gap 0.030in |
Source: supplier-verified applications for NGK 7913. A vehicle not listed is not confirmed compatible.
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